You can close all documents open in Atlantis except the current one if you hold the Ctrl key down and click the "Close all documents" 
button of the "File" toolbar. Click for details...
The title bar displays the filename of the active document. It also includes a set of buttons to change the window size and close Atlantis. You can double-click or drag the title bar with the mouse to change the size of the Atlantis window.
Many commands and features of Atlantis can be accessed through the main menu, a horizontal bar with clickable commands at the top of the Atlantis window.
The toolbars allow for quick access to commonly used commands. Depending on the context (the current document selection or formatting), the toolbars may offer a different set of commands.
The Control Board brings together various tools and commands for document design, from text search and document navigation to paragraph styles and section formatting.
The rulers can be used to change page margins, and apply paragraph indents and tab stops.
The document window is where the document contents can be viewed and edited. In the document window you can type text, select document fragments, and perform various actions on the document contents.
Use the Document Bar to switch among open documents, just as you use the Windows Taskbar to switch among applications.
The status bar displays various information about the active document (cursor position, spellcheck status, current zoom, etc). Most of its sections can be double-clicked and right-clicked to perform actions associated with that section.
See also...
